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3132130020 = 2235495710531
BaseRepresentation
bin1011101010110000…
…1000001011100100
322002021122200122120
42322230020023210
522403311130040
61234444225540
7140421444255
oct27254101344
98067580576
103132130020
111368007708
12734b3b2b0
133abb97696
14219d9cb2c
15134e937d0
hexbab082e4

3132130020 has 48 divisors (see below), whose sum is σ = 8772566208. Its totient is φ = 834986880.

The previous prime is 3132129977. The next prime is 3132130037. The reversal of 3132130020 is 200312313.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292155 + ... + 302685.

It is an arithmetic number, because the mean of its divisors is an integer number (182761796).

Almost surely, 23132130020 is an apocalyptic number.

3132130020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3132130020 is an abundant number, since it is smaller than the sum of its proper divisors (5640436188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3132130020 is a wasteful number, since it uses less digits than its factorization.

3132130020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15500 (or 15498 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 3132130020 is about 55965.4359404088. The cubic root of 3132130020 is about 1463.1199341276.

Adding to 3132130020 its reverse (200312313), we get a palindrome (3332442333).

The spelling of 3132130020 in words is "three billion, one hundred thirty-two million, one hundred thirty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 4957 9914 10531 14871 19828 21062 24785 29742 31593 42124 49570 52655 59484 63186 74355 99140 105310 126372 148710 157965 210620 297420 315930 631860 52202167 104404334 156606501 208808668 261010835 313213002 522021670 626426004 783032505 1044043340 1566065010 3132130020